Commercial Rooftop HVAC Units in Pasadena, CA | Air-Tro

Commercial Rooftop HVAC Units in Pasadena, CA: Reliable Installation, Maintenance, and Repair Solutions
When managing a commercial property in Pasadena or the surrounding San Gabriel Valley, choosing the right HVAC system can make all the difference in comfort, operational costs, and long-term reliability. Commercial rooftop HVAC units – also known as packaged rooftop units – offer a streamlined, all-in-one solution that combines heating, cooling, and ventilation in a single exterior package. At Air-Tro, we’ve helped countless business owners navigate these options for over 55 years, drawing on our deep expertise with leading brands like Lennox and York to deliver systems that prioritize energy efficiency and maximum return on investment.
Whether you’re upgrading an existing setup or planning new construction, our team understands the unique demands of Southern California’s climate and commercial spaces. Ready to explore how a packaged rooftop unit can benefit your building? Call Air-Tro at 626-357-3535 for a no-obligation consultation tailored to your needs.
Benefits of Commercial Rooftop HVAC Units

Packaged rooftop units stand out for their practicality and performance in commercial settings. These systems consolidate all components – heating, cooling, and air handling – into one durable cabinet placed on the roof, freeing up valuable interior space that split systems might otherwise occupy.
One key advantage is energy efficiency. High-efficiency models can significantly reduce operating costs compared to standard equipment. For instance, ENERGY STAR-certified light commercial HVAC systems use approximately 17% less energy than conventional units. In fact, advanced rooftop units have the potential to cut energy costs by up to 50% in certain applications, as noted by the U.S. Department of Energy’s Better Buildings Initiative.
Additional benefits include integration with building automation systems for smarter monitoring and control, customizable features for specific business needs, and quieter operation that minimizes disruptions below. If energy savings and streamlined performance sound appealing, reach out to Air-Tro today – we’ll help you evaluate options that align with your budget and goals.
Why Packaged Rooftop Units Save Space and Money
For many low-to mid-rise commercial buildings, rooftop placement is ideal. These units eliminate the need for separate indoor and outdoor components, preserving ground-level or interior space for parking, storage, or tenant use. Installation is typically faster and less invasive, avoiding disruptions to daily operations since technicians work primarily on the roof.
Upfront costs are often lower than traditional central systems requiring extensive ductwork or multiple components. Over time, the efficiency gains add up, with HVAC accounting for around 30% of total energy consumption in commercial buildings, selecting a high-SEER (Seasonal Energy Efficiency Ratio) rooftop unit can translate to substantial utility savings.
At Air-Tro, we guide clients through SEER ratings, green technology options, and practical usage strategies to maximize these advantages. If you’re considering a switch to a packaged system, give us a call at 626-357-3535 to discuss how it could lower your overall expenses.
The Installation Process and Cost Considerations
Installing a commercial rooftop unit is generally straightforward compared to split or built-up systems. Our certified technicians handle everything from structural assessments and curb mounting to electrical connections and startup testing, ensuring compliance with local codes in Pasadena and throughout Los Angeles County.
Costs vary based on capacity (measured in tons), efficiency ratings, and features like variable-speed compressors or advanced controls. While initial investment reflects the system’s durability and performance, the simpler design often results in lower installation expenses and quicker project timelines. We’ll provide a detailed quote upfront, factoring in potential rebates for energy-efficient models.
Planning an installation or replacement? Contact Air-Tro for expert guidance and reliable service that keeps your business running smoothly.
How to Maintain Your Commercial Rooftop HVAC Unit
Even the most robust rooftop unit requires regular care to perform at its best. Consistent maintenance prevents minor issues from escalating and helps preserve energy efficiency.
Key steps include:
- Cleaning or replacing air filters quarterly to ensure proper airflow.
- Inspecting and cleaning coils to remove dirt buildup that reduces efficiency.
- Checking drainage pans and lines to prevent water damage or mold.
- Lubricating moving parts like fans and motors.
- Verifying refrigerant levels and electrical connections.
- Calibrating thermostats and controls for accurate operation.
Scheduling professional tune-ups at least twice a year – ideally in spring and fall – keeps your system optimized. Learn more about our comprehensive commercial maintenance plans designed to extend equipment life and minimize downtime. Don’t wait for problems to arise. Proactive care pays off. Call 626-357-3535 to schedule your next service.
Common Rooftop Unit Repairs in Pasadena and Prevention Tips
Pasadena’s warm summers and occasional cool winters put steady demands on rooftop systems, leading to common issues like refrigerant leaks, dirty or frozen coils, fan motor failures, drainage clogs, and electrical faults.
Warning signs include uneven temperatures, unusual noises, higher energy bills, or frequent cycling. Local factors such as dust, pollen, and exposure to sunlight can accelerate wear on exposed components.
The good news? Many repairs are avoidable with routine maintenance. Our team specializes in fast, effective fixes for businesses in Pasadena, Los Angeles, and the San Gabriel Valley. For full details on our repair offerings, visit our commercial HVAC services page. If you’re noticing performance dips, contact us promptly at 626-357-3535 – early intervention saves money and hassle.
Is a Commercial Rooftop HVAC Unit Right for Your Business?
These systems excel in retail spaces, offices, schools, and restaurants with flat roofs and moderate zoning needs. To explore whether one suits your specific setup – including pros, cons, and alternatives – read our in-depth guide: Commercial Rooftop HVAC Units: Are They Right for You?.
Frequently Asked Questions About Commercial Rooftop HVAC Units
How Do I Maintain a Commercial Rooftop HVAC Unit? Regular tasks include filter changes, coil cleaning, and professional inspections twice yearly. Follow the steps outlined above or enroll in a maintenance plan for peace of mind.
What Are the Most Common Rooftop Unit Repairs in Pasadena? Typical issues involve refrigerant leaks, coil buildup, drainage problems, and electrical components – often tied to local climate and exposure.
How Much Energy Can High-Efficiency Commercial Rooftop Units Save? ENERGY STAR models can reduce usage by about 17%, with advanced designs offering up to 50% savings in optimal setups (sources linked earlier).
What Factors Influence Commercial Rooftop HVAC Unit Costs? Size, efficiency ratings, features, and installation complexity all play a role. We provide transparent quotes based on your building’s needs.
Why Choose Packaged Rooftop Units Over Other Systems? They offer space savings, easier installation, reduced disruption, and strong efficiency for many commercial applications.
Partner with Air-Tro for Your Commercial Rooftop HVAC Needs in Pasadena
Since 1969, family-owned Air-Tro has proudly served commercial clients across Southern California with responsive service, cutting-edge knowledge, and unmatched value. See their testimonials now! Whether you need installation guidance, routine maintenance, urgent repairs, or advice on the best commercial rooftop HVAC units for your property, our team is here to help.
Don’t settle for discomfort or skyrocketing bills – invest in a system that delivers reliable performance year after year. Call Air-Tro today at 626-357-3535 or contact us online for award-winning, expert support on commercial rooftop HVAC units tailored to Pasadena businesses.

